EP1852190B1 - Générateur de mousse - Google Patents

Générateur de mousse Download PDF

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Publication number
EP1852190B1
EP1852190B1 EP07009007A EP07009007A EP1852190B1 EP 1852190 B1 EP1852190 B1 EP 1852190B1 EP 07009007 A EP07009007 A EP 07009007A EP 07009007 A EP07009007 A EP 07009007A EP 1852190 B1 EP1852190 B1 EP 1852190B1
Authority
EP
European Patent Office
Prior art keywords
foam
foam device
valve device
chemical
rotary handle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Not-in-force
Application number
EP07009007A
Other languages
German (de)
English (en)
Other versions
EP1852190A3 (fr
EP1852190A2 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suttner GmbH
Original Assignee
Suttner GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suttner GmbH filed Critical Suttner GmbH
Publication of EP1852190A2 publication Critical patent/EP1852190A2/fr
Publication of EP1852190A3 publication Critical patent/EP1852190A3/fr
Application granted granted Critical
Publication of EP1852190B1 publication Critical patent/EP1852190B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/0018—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam
    • B05B7/005—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam wherein ambient air is aspirated by a liquid flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B01F25/3124—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow
    • B01F25/31242—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow the main flow being injected in the central area of the venturi, creating an aspiration in the circumferential part of the conduit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
    • B05B1/3026—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the controlling element being a gate valve, a sliding valve or a cock
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/24—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
    • B05B7/2402—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device
    • B05B7/244—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using carrying liquid for feeding, e.g. by suction, pressure or dissolution, a carried liquid from the container to the nozzle
    • B05B7/2443—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using carrying liquid for feeding, e.g. by suction, pressure or dissolution, a carried liquid from the container to the nozzle the carried liquid and the main stream of carrying liquid being brought together downstream of the container before discharge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02—Cleaning by the force of jets or sprays
    • B08B3/026—Cleaning by making use of hand-held spray guns; Fluid preparations therefor

Definitions

  • the present invention relates to a foam device for a high pressure gun according to claim 1.
  • High-pressure cleaning devices also known as high-pressure cleaners, are commonly used for cleaning purposes.
  • water or another cleaning fluid is discharged via a nozzle under high pressure and possibly at high temperature.
  • a foaming device can be connected for foaming up water and an admixed chemical, in particular for the production and dispensing of a cleaning foam.
  • the addition of the chemical is then preferably via a valve device, such as a needle valve, controllable.
  • the WO 02/362673 A1 relates to a fluid mixer which mixes a miscible first fluid at relatively dilute concentrations with a second fluid, the second fluid being under pressure.
  • the first fluid may be a cleaning fluid.
  • the fluid under pressure creates a suction pressure through a venturi to meter cleaning fluid into the pressurized fluid.
  • a handle or rotatable outlet tube is provided for controlling the valve means.
  • a spray head intended for attachment to a container, the container containing a chemical which is diluted by a carrier stream.
  • the head has a connection for the carrier flow.
  • a valve device is movable to control the metered addition of the chemical to the carrier stream.
  • the US 2006/013062 A1 relates to a foam device which can be used in the production of lightweight concrete. Water and a foaming agent are made into foam by a body filled with balls.
  • GB-A-1 576 155 A discloses a device or container for foaming liquids and for dispensing the foam.
  • the container has a porous body through which the liquid is pressed while squeezing the container.
  • the liquid is mixed with the air in the tank in a mixing chamber to form foam which is passed through another porous body.
  • the present invention has for its object to provide a foam device and a high-pressure gun for a high-pressure cleaner with such a foam device, so that a simple handling and in particular a defined chemical admixing and / or an effective foaming are possible.
  • valve device has a rotary handle surrounding the foam output and arranged coaxially therewith for controlling the valve device and that the foam device according to the invention is designed as a foam nozzle or attachment nozzle for a high-pressure gun or the like.
  • foam device can also be used for other purposes, in particular also for fire-fighting purposes or the like.
  • the foam device has a valve device, so that the chemical admixture is only one stage or adjustable. This allows a very simple and targeted handling and defined chemical admixture.
  • the foaming device is designed to form or form a container for the chemical to be admixed.
  • the foam device then forms in particular a structural unit with the container and is accordingly easy to handle.
  • the foaming device preferably comprises a foam screen of an open-cell foam material, in particular of a metal foam. This allows a very effective foaming.
  • the foam can be dispensed as a flat jet and the jet plane is rotatable. This in turn allows a very simple handling and in particular optimal adjustment or adjustment of the foam device.
  • Fig. 1 shows a schematic view of a proposed foam device 1, which is connected in the illustrated example of a high-pressure cleaning device 2 in the aforementioned sense.
  • the foaming device 1 is directly or indirectly connected to a high-pressure gun 3 or the like, which in turn can be connected to the high-pressure cleaning device 2 via a high-pressure hose 4.
  • the foam device 1 can not only be used in the field of high-pressure cleaning, but can generally be used for other purposes, for example also for fire-extinguishing purposes or the like.
  • the preferred embodiment of the foam device 1 will be explained primarily and with reference to the field of high-pressure cleaning.
  • the foaming device 1 is used to foam a mixture of water and a mixed chemical. This mixture is foamed under preferably high pressure with the supply of air and in particular sprayed.
  • the foam device 1 is designed in particular for fastening or receiving a container 5 for the chemical or forms this.
  • the container 5 is detachably connected to the foam device 1, in particular screwed.
  • the container 5 extends in particular transversely to the discharge direction A of the foam device 1.
  • the container 5 is directly connectable to a housing of the foam device 1.
  • the foam device 1 is designed in particular as a foam nozzle or gun.
  • the foam device 1 with a connection device, in particular a screw 6 o.
  • a connection device for connection to a supply device, in particular to an output of the high-pressure gun 3, provided.
  • the foam device 1 is designed here as a front nozzle. If necessary, the foam device 1 against a conventional spray lance o. The like, interchangeable or connectable to this.
  • Fig. 1 shows the high-pressure gun 3 with the proposed foam device I, which is preferably directly connected thereto, in particular screwed is.
  • Fig. 2 shows the foam device 1 in a schematic longitudinal section.
  • the foaming device 1 preferably has a valve device 7 for controlling the admixture of the chemical.
  • the valve device 7 is preferably designed such that the chemical admixture is only one step on or adjustable. Particularly preferably, the chemical admixing can also be completely switched off. In this case, the foaming device 1 can be rinsed with water and, in particular, can also be used only to dispense pure water or another cleaning liquid, for example as a conventional dispensing or high-pressure nozzle. In this case, preferably no foaming takes place. If necessary, the air supply, which is otherwise required for foaming, can then be blocked by the valve device 7.
  • the valve device 7 has a rotary handle 8 surrounding the foam output and / or the foam device 1 and / or arranged coaxially therewith for controlling the valve device 7 or chemical admixing. This allows a simple, intuitive operation.
  • the valve device 7 preferably has a particular bolt-shaped adjusting element 9, which is preferably provided with different cross-sectional passage openings, in particular holes 10, for the gradual adjustment of the chemical admixing.
  • the adjusting element 9 is adjustable or displaceable by means of the rotary handle 8, particularly preferably in the axial direction or parallel to the dispensing direction A of the foam device 1.
  • one of the bores 10 forms a fluidic connection between the container 5 and an intake channel 11 an injector or foam generator 12 of the foam device 1 ago.
  • the adjusting element 9 is adjustable in such a way that the chemical admixing or supply can also be blocked. This position is in Fig. 2 shown.
  • a helical slotted guide 13 For adjusting the adjusting element 9, in particular geared coupling with the rotary handle 8, in particular a helical slotted guide 13 is provided.
  • the chemical admixture or the valve device 7 or the rotary handle 8 is only adjustable in stages or latching.
  • the semi-transparent, schematic plan view according to Fig. 3 illustrates in particular the preferred helical slotted guide 13th
  • Fig. 2 It can be seen that the container 5 not shown to scale, in particular fastened via a screw 16 to the foam device 1, in particular in this is screwed.
  • the foaming device 1 preferably has a dip or suction tube 17 which extends into the container 5 in order to be able to suck the chemical, not shown, out of the container 5.
  • the dip tube 17 may optionally be rigid or rigid or flexible, in particular tubular, be formed.
  • the connecting device 6 is supplied under high pressure water or other liquid.
  • the water is first at least partially expanded in the foam device 1 or in the foam generator 12 in a first stage via a Venturi nozzle 18 or the like, so that the laterally adjacent channel 11, the chemical in the desired manner - depending on the position of the valve device or actuator 9 - can be sucked and mixed with the water.
  • the mixture of water and chemical is further expanded, in particular air is supplied via draft openings 19 and passed through a subsequent nozzle arrangement 20, in which the foaming takes place in the desired manner.
  • an expansion or AufMumraum 21 connects.
  • the foamed mixture or the foam produced is dispensed via an optional dispensing nozzle 22, which preferably generates a flat and / or conical jet by appropriate design, in particular an outlet opening 23.
  • the dispensing nozzle 22 is preferably rotatable to rotate the jet plane. If necessary, the rotation of the dispensing nozzle 23 is limited to 90 °, for example.
  • the valve device 7 may be formed for additional control of the supply of sucked or generated foaming air.
  • the valve device 7 or the rotary handle 8 for this purpose a non-illustrated sleeve o. The like. Control that covers the Zu povertyöfnonne 19 more or less depending on need or position or closes.
  • the foaming device 1 comprises a foam sieve 24, as in FIG Fig. 2 indicated, for better foaming of the chemical-water-air mixture.
  • the foam screen 24 is preferably arranged upstream of the discharge nozzle 22 and / or installed in the expansion or AufMumraum 21.
  • the foam screen 24 may be formed, for example, by a perforated plate, a sieve, pressed steel wool, a coiled plastic sieve or the like. Accordingly, it is then a disc-shaped or, for example, cylindrical arrangement.
  • the foam screen 24 is made of an open-pore foam material, in particular a metal foam, or consists exclusively thereof.
  • the metal foam is made of stainless steel.
  • the foam ratio of the metal foam or other foam material is preferably 1 to 5 to 1 to 10, especially about 1 to 8, mass or volume of metal to air.
  • the foam device 1, in particular its valve device 7, can be cleaned without tools, removed and / or dismantled.
  • the proposed foam device 1 is very simple and robust, so that they can withstand the harsh everyday stresses very well. Furthermore, the foam device 1 allows a very simple operation and a universal use. Particularly noteworthy here is the simple adjustment or adjustment of the chemical addition to the needs-based adjustment and / or the optional switch to pure water output or shutdown of the foaming.
  • the foaming device 1 is basically not only the foaming of a mixture of water and a mixed chemical, but also for other mixtures with comparable properties, in particular for other, in particular water-like behaving liquids used. Accordingly, the term "water” extends in particular to other water-like liquids.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nozzles (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)

Claims (10)

  1. Générateur de mousse (1) servant à faire mousser de l'eau pour un pistolet à haute pression (3), une substance chimique pouvant être mélangée avec l'eau par l'intermédiaire d'un dispositif de soupape (7),
    le dispositif de soupape (7) présentant une poignée tournante (8) entourant le distributeur de mousse et disposée coaxialement par rapport au sens d'émission (A) en vue de commander le dispositif de soupape (7),
    le dispositif de soupape (1) étant conçu comme avant-buse pour le pistolet à haute pression (3),
    le dispositif de soupape (7) présentant un élément de réglage (9) avec différentes ouvertures de passage pour le réglage progressif du mélange de substances chimiques et l'élément de réglage (9) étant ajustable axialement au moyen de la poignée tournante (8).
  2. Générateur de mousse selon la revendication 1, caractérisé en ce que le générateur de mousse (1) est relié directement ou indirectement au pistolet à haute pression (3).
  3. Générateur de mousse selon l'une quelconque des revendications précédentes, caractérisé en ce que le dispositif de soupape (7) présente un élément de réglage (9) en forme de tige.
  4. Générateur de mousse selon l'une quelconque des revendications précédentes, caractérisé en ce que l'élément de réglage (9) présente en coupe transversale différentes ouvertures de passage, en particulier des alésages.
  5. Générateur de mousse selon l'une quelconque des revendications précédentes, caractérisé en ce que l'élément de réglage (9) est ajustable au moyen de la poignée tournante (8) via un guide hélicoïdal à coulisseau (13).
  6. Générateur de mousse selon l'une quelconque des revendications précédentes, caractérisé en ce que le dispositif de soupape (7), en particulier sa poignée tournante (8), est peut être tourné ou ajusté par crans.
  7. Générateur de mousse selon l'une quelconque des revendications précédentes, caractérisé en ce que le générateur de mousse (1), en particulier son dispositif de soupape (7), est conçu pour guider en outre l'arrivée d'air de moussage aspiré.
  8. Générateur de mousse selon l'une quelconque des revendications précédentes, caractérisé en ce que le générateur de mousse (1), en particulier son dispositif de soupape (7), est conçu de manière à pouvoir interrompre le mélange de substances chimiques et passer à une distribution d'eau pure.
  9. Générateur de mousse selon l'une quelconque des revendications précédentes, caractérisé en ce que le générateur de mousse (1), en particulier son dispositif de soupape (7), peut être nettoyé et/ou démonté sans outillage.
  10. Générateur de mousse selon l'une quelconque des revendications précédentes, caractérisé en ce que le générateur de mousse (1) est conçu de manière à ce que le mélange de moussage soit émis sous la forme d'un jet plat et/ou conique, le plan du jet pouvant en particulier être tourné de façon limitée.
EP07009007A 2006-05-05 2007-05-04 Générateur de mousse Not-in-force EP1852190B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE202006007314U DE202006007314U1 (de) 2006-05-05 2006-05-05 Schaumeinrichtung

Publications (3)

Publication Number Publication Date
EP1852190A2 EP1852190A2 (fr) 2007-11-07
EP1852190A3 EP1852190A3 (fr) 2008-01-02
EP1852190B1 true EP1852190B1 (fr) 2011-07-27

Family

ID=36776758

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07009007A Not-in-force EP1852190B1 (fr) 2006-05-05 2007-05-04 Générateur de mousse

Country Status (3)

Country Link
EP (1) EP1852190B1 (fr)
AT (1) ATE517694T1 (fr)
DE (1) DE202006007314U1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014194967A1 (fr) 2013-06-07 2014-12-11 Alfred Kärcher Gmbh & Co. Kg Dispositif de production de mousse
WO2015113593A1 (fr) 2014-01-28 2015-08-06 Alfred Kärcher Gmbh & Co. Kg Dispositif pour mélanger un agent de nettoyage liquide à un liquide de nettoyage

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8622320B2 (en) * 2008-09-09 2014-01-07 The Fountainhead Group, Inc. Sprayer
DE202012003752U1 (de) 2012-01-19 2012-04-25 Suttner Gmbh Vorrichtung zur Erzeugung von Schaum
DE102012004680A1 (de) * 2012-03-12 2013-09-12 Rwe Power Ag Vorrichtung und Verfahren zum Bereitstellen eines Schaumes
WO2016038578A1 (fr) 2014-09-11 2016-03-17 Mtm Hydro S.R.L. Dispositif de formation de mousse pour pistolet à eau à haute pression
WO2016097852A1 (fr) * 2014-12-19 2016-06-23 Daniele Marino Dispositif d'émission d'un liquide
CN114602867A (zh) * 2022-03-25 2022-06-10 力奇有限公司 泡沫发生装置和清洗机

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5760859Y2 (fr) * 1976-12-07 1982-12-25
US6425534B2 (en) * 1998-11-05 2002-07-30 Green Garden Products Company Spraying apparatus having a sealing member with apertures
US6877890B2 (en) * 2000-10-30 2005-04-12 Bruce Alan Whiteley Fluid mixer with rotatable educator tube and metering orifices

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014194967A1 (fr) 2013-06-07 2014-12-11 Alfred Kärcher Gmbh & Co. Kg Dispositif de production de mousse
WO2015113593A1 (fr) 2014-01-28 2015-08-06 Alfred Kärcher Gmbh & Co. Kg Dispositif pour mélanger un agent de nettoyage liquide à un liquide de nettoyage

Also Published As

Publication number Publication date
ATE517694T1 (de) 2011-08-15
EP1852190A3 (fr) 2008-01-02
EP1852190A2 (fr) 2007-11-07
DE202006007314U1 (de) 2006-07-20

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